When it comes to anything artistic, from interior design to makeup application, color theory plays an immense role in determining what colors go together and what colors clash. Of course, you won't find the average woman at the cosmetics counter asking the saleslady for a cool toned though slightly neutral foundation shade for her, but this is what we should all be doing if we're to find the right shade.

Check out this episod of The Style Diet to learn how to use color theory to choose a foundation shade that matches your skin perfectly. There are warm skin tones, neutral skin tones, and cool skin tones, so choose wisely!